PIERCE'S DISEASE Flashcards
1
Q
Causative organism
A
Xylella fastidiosa
2
Q
Vector?
A
Sharpshooter
3
Q
Where does it occur?
A
Prevalent in the USA
- Florida to California
- central and south america
4
Q
How does it work?
A
- Block xylem that transport water
- from a gel-like substance
5
Q
Symptoms?
A
- chorosis and scorching of leaves
- entire vine die after 1-5 years
